UBUNTU-CVE-2021-47037

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    UBUNTU-CVE-2021-47037

    Published: 28 Feb 2024Last Modified: 24 Oct 2025
    Upstream:
    CVE-2021-47037

    Summary:

    Details: In the Linux kernel, the following vulnerability has been resolved: ASoC: q6afe-clocks: fix reprobing of the driver Q6afe-clocks driver can get reprobed. For example if the APR services are restarted after the firmware crash. However currently Q6afe-clocks driver will oops because hw.init will get cleared during first _probe call. Rewrite the driver to fill the clock data at runtime rather than using big static array of clocks.

    References: https://ubuntu.com/security/CVE-2021-47037, https://git.kernel.org/linus/96fadf7e8ff49fdb74754801228942b67c3eeebd, https://git.kernel.org/stable/c/6893df3753beafa5f7351228a9dd8157a57d7492, https://git.kernel.org/stable/c/62413972f5266568848a36fd15160397b211fa74, https://git.kernel.org/stable/c/96fadf7e8ff49fdb74754801228942b67c3eeebd, https://www.cve.org/CVERecord?id=CVE-2021-47037

    Affected packages

    Package

    Name: linux-hwe-edge

    Purl: pkg:deb/ubuntu/[email protected]~16.04.1?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    4.8.0-28.30~16.04.1
    4.8.0-30.32~16.04.1
    4.8.0-32.34~16.04.1
    4.8.0-34.36~16.04.1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    UBUNTU-CVE-2021-47037 | CVE-DB